// Copyright 2021 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Equal prefix.
assertTrue("asdf".localeCompare("asdf") == 0);
assertTrue("asd".localeCompare("asdf") < 0);
assertTrue("asdff".localeCompare("asdf") > 0);

// Chars differ.
assertTrue("asdf".localeCompare("asdq") < 0);
assertTrue("asdq".localeCompare("asdf") > 0);

// Interesting locales.
assertEquals('ö'.localeCompare('oe', 'de'), -1);
assertEquals('Ö'.localeCompare('oe', 'de'), -1);
assertEquals('ö'.localeCompare('o', 'de-u-co-phonebk'), 1);
assertEquals('ö'.localeCompare('p', 'de-u-co-phonebk'), -1);
assertEquals('Ö'.localeCompare('o', 'de-u-co-phonebk'), 1);
assertEquals('Ö'.localeCompare('p', 'de-u-co-phonebk'), -1);
assertEquals('ö'.localeCompare('o\u0308', 'de-u-co-phonebk'), 0);
assertEquals('ö'.localeCompare('O\u0308', 'de-u-co-phonebk'), -1);
assertEquals('Ö'.localeCompare('o\u0308', 'de-u-co-phonebk'), 1);
assertEquals('Ö'.localeCompare('O\u0308', 'de-u-co-phonebk'), 0);

assertEquals('ch'.localeCompare('ca', 'cs-CZ'), 1);
assertEquals('AA'.localeCompare('A-A', 'th'), 0);

// Attempt to hit different cases of the localeCompare fast path.
assertEquals('aAaaaö'.localeCompare('aaaaaö', 'en-US'), 1);
assertEquals('aaaaaöA'.localeCompare('aaaaaöa', 'en-US'), 1);
assertEquals('ab\u0308'.localeCompare('aa\u0308', 'en-US'), 1);
assertEquals('aA'.localeCompare('aaa', 'en-US'), -1);
assertEquals('aa'.localeCompare('aAa', 'en-US'), -1);
assertEquals('aA'.localeCompare('aa', 'en-US'), 1);
assertEquals('aa'.localeCompare('aA', 'en-US'), -1);
